55138791

素因数分解:

$3^1\times {\mathrm{149}}^1\times {\mathrm{293}}^1\times {\mathrm{421}}^1$

素因数の和:866

約数の個数: 16

約数和(自身を含む): 74440800

約数和(自身を除く): 19302009

約数列:

[1, 3, 149, 293, 421, 447, 879, 1263, 43657, 62729, 123353, 130971, 188187, 370059, 18379597, 55138791]

約数ペア:

[(1, 55138791), (3, 18379597), (149, 370059), (293, 188187), (421, 130971), (447, 123353), (879, 62729), (1263, 43657)]